Speaker



FIG. 1 is a perspective top view of the speaker.

FIG. 2 is a front plan view of the speaker of FIG. 1 .

FIG. 3 is a rear plan view of the speaker of FIG. 1 .

FIG. 4 is a side plan view of the speaker of FIG. 1 .

FIG. 5 is a top plan view of the speaker of FIG. 1 .

FIG. 6 is a bottom plan view of the speaker of FIG. 1 ; and,

FIG. 7 is a perspective bottom view of the speaker of FIG. 1 . 

CLAIM The ornamental design for a speaker, as shown and described. 